USB Wireless Presenter Powerpoint Clicker Presentation Remote Control Pen PPT with Red Light Remote Control pc mice Features:1.2.4GHzwirelesspresenterpen,withabrightredlightforeasilyseeingmostbackgroundsandprojectivesurface.2.Withbuttontopageup&down,fullscreen,blackscreen,convenientforcontrolyourslideshow.3.WithaUSBreceivernexttothebatterycase,plugandplay,poweredby1*AAAbattery(notincluded).4.Approx.15m/59ineffectivewirelessremotecommunicatingrange,freeforyoutowalkaround&interactwithyouraudience.5.SupportbrowsingkindsofExcel,PowerPoint,webpage,Ebooksetc.Descriptions:1.Ergonomicallyultra-slimdesign&compactsizeoffersyoucomfortableusingfeeling.2.Greatassistantforteacher,lecturer,professor,scholar&otherpresenters,aswellasaidealconsiderategift.Specification:Material:PlasticRadioFrequency:2.4GHz-2.483GHzPowerSupply:1*AAABattery(notincluded)EffectiveControlDistance:Approx.15m/59inOutputPower:<5mWCurrent:30mA(Max)PackageIncluded:1*Transmitter1*USBReceiverNote:Pleaseallow1-3mmerrorduetomanualmeasurementandmakesureyoudonotmindbeforeordering.Thecoloroftheactualitemsmayslightlyvaryfromtheaboveimagesduetodifferentcomputerscreen,thanksforyourunderstanding.